code: def test_iht_init():
      sampling_strategy = "auto"
      iht = InstanceHardnessThreshold(
          estimator=ESTIMATOR,
          sampling_strategy=sampling_strategy,
          random_state=RND_SEED,
      )
  
      assert iht.sampling_strategy == sampling_strategy
      assert iht.random_state == RND_SEED
  
file_path: imbalanced-learn/imblearn/under_sampling/_prototype_selection/tests/test_instance_hardness_threshold.py
imports: import numpy
  from sklearn.ensemble import GradientBoostingClassifier, RandomForestClassifier
  from sklearn.naive_bayes import GaussianNB
  from sklearn.utils._testing import assert_array_equal
  from imblearn.under_sampling import InstanceHardnessThreshold
label_desc: Use image node_id 1 for calling a global function with example usage: test_iht_init() without return types